German economist and founder of the ECB And Its Watchers conference Volker Wieland delivers his speech during the ECB And Its Watchers conference in Frankfurt, western Germany, on March 25, 2026. The European Central Bank has a "set of options" for dealing with the energy shock unleashed by the Middle East war, its chief Christine Lagarde said on march 25. (Photo by Kirill KUDRYAVTSEV / AFP via Getty Images)

Jason Malonga, a young engineer technician and co-founder of the Empire Technologies workshop, poses for a portrait in Goma on March 24, 2026. The local nail manufacturing unit, created by young Congolese engineers, aims to meet the high demand for construction materials in Goma. (Photo by Jospin Mwisha / AFP via Getty Images)

A general view of the first batch of nails produced during the day made from 95% iron wire using a nail-making machine at the Empire Technologies workshop in Goma on March 24, 2026. The local nail manufacturing unit, created by young Congolese engineers, aims to meet the high demand for construction materials in Goma. (Photo by Jospin Mwisha / AFP via Getty Images)

A worker holds the first batch of nails produced during the day made from 95% iron wire using a nail-making machine at the Empire Technologies workshop in Goma on March 24, 2026. The local nail manufacturing unit, created by young Congolese engineers, aims to meet the high demand for construction materials in Goma. (Photo by Jospin Mwisha / AFP via Getty Images)

President of the European Central Bank (ECB) Christine Lagarde chats with German economist Volker Wieland prior the ECB And Its Watchers conference in Frankfurt, western Germany, on March 25, 2026. The European Central Bank has a "set of options" for dealing with the energy shock unleashed by the Middle East war, its chief Christine Lagarde said on march 25. (Photo by Kirill KUDRYAVTSEV / AFP via Getty Images)

A trainee from the Goma Technical Institute (ITG), supervised in the Empire Technologies workshop, sorts metal wires to select the appropriate sizes for production in Goma on March 24, 2026. The local nail manufacturing unit, created by young Congolese engineers, aims to meet the high demand for construction materials in Goma. (Photo by Jospin Mwisha / AFP via Getty Images)

President of the European Central Bank (ECB) Christine Lagarde is welcomed by German economist Volker Wieland as she arrives to the ECB And Its Watchers conference in Frankfurt, western Germany, on March 25, 2026. The European Central Bank has a "set of options" for dealing with the energy shock unleashed by the Middle East war, its chief Christine Lagarde said on march 25. (Photo by Kirill KUDRYAVTSEV / AFP via Getty Images)

Jason Malonga (front), an engineer technician at the Empire Technologies workshop, performs maintenance on a nail production machine by adding lubricant and tightening the bolts before starting it in Goma on March 24, 2026. The local nail manufacturing unit, created by young Congolese engineers, aims to meet the high demand for construction materials in Goma. (Photo by Jospin Mwisha / AFP via Getty Images)